The smell of freshly cut grass is actually a plant distress call.
31
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
One cubic foot of gold weighs more than 1,200 pounds!
78
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The average temperature at 40,000 feet above sea level is -60 F.
56
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9